Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and NOAA-19
TLE Epoch: 2021 11 8.  Predictions up to the next  14.0 days:

     Date     Time(NOAA-20) NOAA-20 Lat/Lon Date Time(NOAA-19) NOAA-19 Lat/Lon    Distance(km)  Time Diff(sec)
 11/16/2021   23:23:25   ( -77.62, -13.87) 11/16/2021   23:22:11  ( -77.60, -14.48)   14.82                74
 11/17/2021   00:14:12   (  77.69, 153.11) 11/17/2021   00:13:05  (  77.69, 153.27)    3.84                67
 11/17/2021   01:04:56   ( -77.67, -39.47) 11/17/2021   01:04:09  ( -77.68, -39.52)    1.76                47
 11/17/2021   01:55:42   (  77.70, 127.70) 11/17/2021   01:55:05  (  77.70, 127.81)    2.51                37
 11/17/2021   02:46:26   ( -77.68, -64.88) 11/17/2021   02:46:09  ( -77.69, -64.98)    2.88                17
 11/17/2021   03:37:12   (  77.71, 102.30) 11/17/2021   03:37:05  (  77.70, 102.35)    1.21                 7
 11/17/2021   04:27:57   ( -77.73, -90.48) 11/17/2021   04:28:09  ( -77.70, -90.44)    3.22                12
 11/17/2021   05:18:42   (  77.71,  76.89) 11/17/2021   05:19:05  (  77.71,  76.89)    0.46                23
 11/17/2021   06:09:27   ( -77.73,-115.88) 11/17/2021   06:10:09  ( -77.71,-115.90)    2.95                42
 11/17/2021   07:00:12   (  77.72,  51.49) 11/17/2021   07:01:05  (  77.72,  51.42)    1.58                53
 11/17/2021   07:50:56   ( -77.74,-141.29) 11/17/2021   07:52:08  ( -77.71,-141.36)    3.21                72
 11/17/2021   08:41:50   (  78.09,  24.22) 11/17/2021   08:42:55  (  78.07,  27.91)   84.74                65